<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org" xmlns:layout="http://www.ultraq.net.nz/web/thymeleaf/layout">
<head>
    <meta charset="UTF-8"/>
    <title>Layout</title>
</head>
<body>
<div >
    <div th:insert="layout/header :: header"></div>
    <div th:replace="layout/left :: left"></div>
    <div layout:fragment="content" >
        content<br>
        content<br>
        content<br>
        content
    </div>
    <div th:replace="layout/footer :: footer"></div>
    <div th:replace="layout/copyright :: copyright"></div>
</div>
</body>
</html>